Docker compose ทำ mongodb มาเชื่อมต่อ กับ golang

##Docker compose ทำ mongodb มาเชื่อมต่อ กับ golang

version: "3.7"
services:
  database:
    image: mongo:4.4
    ports:
      - 27017:27017
    environment:
      - MONGO_INITDB_ROOT_USERNAME=root
      - MONGO_INITDB_ROOT_PASSWORD=password
      - MONGO_INITDB_DATABASE=dd_hakka
      - MONGO_INITDB_USERNAME=dd_hakka
      - MONGO_INITDB_PASSWORD=password
    volumes:
      - ./init-mongo.sh:/docker-entrypoint-initdb.d/init-mongo.sh
      - ./db:/data/db

package main

import (
    "context"
    "log"
    "time"

    "github.com/aofiee/mongodb/handler"
    "go.mongodb.org/mongo-driver/mongo"
    "go.mongodb.org/mongo-driver/mongo/options"
)

type (
    Podcast struct {
        PodcastName string `bson:"podcast_name"`
    }
)

func main() {
    ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
    defer cancel()
    client, err := mongo.Connect(ctx, options.Client().ApplyURI("mongodb://dd_hakka:password@localhost:27017/dd_hakka"))
    defer func() {
        if err = client.Disconnect(ctx); err != nil {
            panic(err)
        }
    }()
    db := client.Database("dd_hakka")
    log.Println(`Connected to db_hakka`, db)
    podcastsCollection := db.Collection("podcasts")
    log.Println(`Created collection podcasts`, podcastsCollection)

    podcast := Podcast{
        PodcastName: "The Go Programming Language",
    }
    log.Println(`Inserting podcast`, podcast)
    podcastResult, err := podcastsCollection.InsertOne(ctx, podcast)
    if err != nil {
        log.Println("Error inserting podcast: ", err)
    }
    log.Println("Inserted podcast with ID: ", podcastResult.InsertedID)
}